<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<p>
    <input type="button" value="发送" onclick="send();">
</p>
<script src="https://www.jq22.com/jquery/jquery-3.3.1.js" ></script>
<script>
    function send(){
        $.post(
            "/community/alpha/ajax",
            {"name":"张三","age":23},
        function(data){
                console.log(typeof(data));
                console.log(data);

                data = $.parseJSON(data);
            console.log(typeof(data));
            console.log(data.code);
            console.log(data.msg);

        }
        );
    }
</script>

</body>
</html>